Jaconé Surf Break

Lat Long: 22.93° S 42.61° W

Jaconé Surf Forecast and Surf Report

Issued: 8 am 11 Aug 2026 (local time)

Forecast update in  hr  min

Today's Jaconé sea temperature is
23.2° C
1.4° 

Jaconé surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Jaconé surf forecast from 11 Aug 2026:

  • Best quality surf: Tuesday 11 Aug, 3PM (local time) - 10ft (3.0m), 13s period, S swell with cross-offshore winds.
  • Most powerful swell: Tuesday 11 Aug, 3PM (local time) - 10ft (3.0m), 13s period, S swell with 3,082 kJ wave energy.
  • Next surfable swell (1★+): Tuesday 11 Aug, 3PM (local time) - 10ft (3.0m), 13s period with S swell.

Best Forecast Surf Conditions for Jaconé this week:

The surf forecast for Jaconé over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Aug 11) at 3PM. The primary swell is predicted to be 3.0m and 13s period. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Jaconé in the next 16 days are 3.0m 13s and forecast to arrive on Tuesday (Aug 11) at 3PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.9m 4s period and expected on Wednesday (Aug 12) at 9PM.

Wave TypeTime (-03) & Date Wave Height & Period
Next good surf (1 star+) 3PM (Tue 11th Aug)10ft (3.0m) 13s
Best Surf 3PM (Tue 11th Aug)10ft (3.0m) 13s
Most Powerful 3PM (Tue 11th Aug)10ft (3.0m) 13s

Table - best surf conditions forecast for Jaconé over the next 16 days.


The Lowdown

Righto, let’s have a look at what’s shaping up for Jaconé. This is a decent stretch of exposed beach, and we’ve got a solid run of Southern Hemisphere groundswell rolling in over the next few days, with good winds to match. The water temperature is sitting at 74°, which is a touch warmer than normal for this time of year – nothing wild, but you’ll notice it’s a little more comfortable than usual.

The main event kicks off Tuesday afternoon, 11 August. The morning is a bit of a write-off – that 8 ft S swell is getting chopped up by a cross-shore wind, and it’s only marginal. But by the afternoon, the wind swings light cross-offshore from the east, and the swell builds to 10 ft out of the south with a 13-second period. That’s a lot of water moving – combined swell energy is strong at 3082. This is big, powerful, and clean. Only for experienced surfers, this one. If you’re not confident in overhead-plus waves with a bit of push, sit this one out.

Wednesday the 12th stays solid, with 8 ft S swell and a 12-second period. The morning is clean under a cross-offshore east-northeast breeze, and the energy is still strong at 1523. Good conditions for experienced surfers, but the wind picks up a touch in the afternoon, so the morning is the pick.

Thursday the 13th, we get a proper offshore wind from the north-northeast in the morning, light, with 7 ft S swell and a 12-second period. Combined energy is 1339 – still strong. This is clean, lined-up, and inviting for anyone who’s comfortable with solid head-high sets. The afternoon turns cross-shore and a bit bumpy, so go early.

Now, Friday the 14th – this is the standout. The morning is glassy. Dead calm. Westerly breeze at 3 mph, and the swell holds at 7 ft out of the south, 13-second period, with 1526 combined energy. That’s a rare window of absolute clean conditions on a solid, long-period groundswell. For experienced surfers, this is as good as it gets. The sets will have real shoulders, and the paddle-out will be manageable with those longer gaps. Get on it.

Saturday the 15th still has good energy – 7 ft S swell, 13 seconds – but the morning is clean under a cross-offshore breeze, while the afternoon gets messy with a risk of thunderstorms and a strong cross-shore wind. Sunday the 16th drops off to 4 ft, but the morning offshore wind from the northeast keeps it clean and fun for mid-lengths or a log.

From Monday the 17th, the swell direction shifts east and the periods drop to 8 seconds – short-period windswell. The energy drops into the moderate range (803 down to 327). The conditions stay clean with offshore or cross-offshore winds through to Tuesday the 18th, but the waves are weaker and more crumbly. Still surfable for the keen, but nowhere near the quality of the first few days.

Then we hit a dry spell. From Wednesday the 19th through to the end of the period, the swell drops to below 3 ft, winds are onshore or cross-onshore, and the energy is weak (71 to 252). There’s a brief flicker on Saturday the 22nd with 5 ft S swell and glassy conditions in the morning – that could be fun for a grovel session – but otherwise, it’s a flat and choppy stretch. By Tuesday the 25th, a small 5 ft easterly windswell shows up with offshore winds, but it’s short-period and marginal.

So, the best of the 16 days is Friday morning, 14 August – glassy, 7 ft S groundswell, very clean. Tuesday afternoon, 11 August, is the biggest and most powerful, but only for the brave. After that, it’s a story of fading swell and dodgy wind. Get out there early in the window.

Rusty.

Short Range Forecast

Light rain (total 2mm), mostly falling on Tue morning. Warm (max 26°C on Thu morning, min 17°C on Wed night). Wind will be generally light.

Days 4-6 Weather Summary

Light rain (total 8mm), mostly falling on Fri night. Warm (max 26°C on Sun morning, min 20°C on Fri night). Winds increasing (calm on Fri morning, fresh winds from the E by Sun afternoon).

Tuesday
11
Wednesday
12
Thursday
13
Friday
14
Saturday
15
Sunday
16
Monday
17
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
3
!
4
4
3
4
4
3
3
4
2
4
4
2
3
3
0
2
3
1
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
2.5
S
13
3
S
13
2.5
S
12
2.3
S
12
2.3
S
12
1.9
S
13
2.1
S
12
2.2
S
14
2.3
S
14
2.1
S
13
1.9
S
13
2.1
S
14
2.1
S
13
2.1
S
13
1.5
S
12
1.2
S
11
1.6
ESE
7
1.9
E
7
1.7
E
8
1.5
E
8
1.6
E
8
Wave Graph
Metric surfscale
Energy kJ
2157
3082
1901
1519
1522
1207
1333
1733
2037
1520
1237
1623
1484
1407
638
369
242
377
354
287
313
Wind (km/h)
15
SSE
10
E
10
NE
15
ENE
20
ENE
20
NE
10
NNE
10
SE
10
WSW
5
WNW
15
SSE
10
ENE
15
E
25
SE
25
NE
20
NE
30
E
30
ENE
20
NE
20
E
20
NE
Wind State
cross
cross-off
off
cross-off
cross-off
off
off
cross
cross-on
glassy
cross
cross-off
cross-off
cross
off
off
cross-off
off
off
cross-off
off
High Tide
2:43PM1.07m
1:46AM0.96m
3:15PM1.05m
2:18AM1.03m
3:41PM1.01m
2:51AM1.07m
4:01PM0.96m
3:26AM1.08m
4:19PM0.92m
4:02AM1.05m
4:36PM0.88m
4:40AM0.99m
4:57PM0.85m
Low Tide
8:09PM0.35m
8:20AM-0.09m
8:43PM0.33m
9:02AM-0.09m
9:16PM0.31m
9:41AM-0.04m
9:49PM0.29m
10:18AM0.03m
10:23PM0.27m
10:55AM0.13m
11:00PM0.26m
11:33AM0.24m
11:41PM0.26m
light rain
cloud
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
clear
rain showers
part cloud
thunderstorm
rain showers
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:18
6:16
6:16
6:16
6:15
6:15
6:13
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:31
5:32
5:32
5:34
5:34
5:34
5:35
 mm
2
4
2
2
Temp °C
18
19
19
21
21
18
26
23
22
23
22
21
24
22
20
26
25
22
29
30
23
Feels °C
17
19
19
19
18
15
26
24
23
25
22
23
23
21
18
25
22
20
29
29
22
  • Map Icons:
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  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Jaconé Surf forecast

The above surf forecast table for Jaconé provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Jaconé can be found by selecting the local surf guide option on the grey menu. Our Jaconé surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Jaconé) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Jaconé may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Jacone is 14 km (9 miles) from the city of Saquarema. If you plan a holiday in Rio de Janeiro, look for hotels and other accommodation in Saquarema. Saquarema has rooms for a wide range of budgets as well as car hire and transport links.

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